Base | Representation |
---|---|
bin | 1100010110100101101… |
… | …0101011101110001010 |
3 | 202021210010010121121110 |
4 | 3011221122223232022 |
5 | 11434112313000020 |
6 | 241254325551150 |
7 | 21222026144046 |
oct | 3055132535612 |
9 | 667703117543 |
10 | 212222000010 |
11 | 82003871759 |
12 | 351688754b6 |
13 | 17021471847 |
14 | a3b33ab026 |
15 | 57c14478e0 |
hex | 31696abb8a |
212222000010 has 64 divisors (see below), whose sum is σ = 524234519424. Its totient is φ = 54943430400.
The previous prime is 212221999961. The next prime is 212222000033. The reversal of 212222000010 is 10000222212.
It is a self number, because there is not a number n which added to its sum of digits gives 212222000010.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 304345 + ... + 719075.
It is an arithmetic number, because the mean of its divisors is an integer number (8191164366).
Almost surely, 2212222000010 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212222000010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262117259712).
212222000010 is an abundant number, since it is smaller than the sum of its proper divisors (312012519414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212222000010 is a wasteful number, since it uses less digits than its factorization.
212222000010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 415239.
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 212222000010 its reverse (10000222212), we get a palindrome (222222222222).
It can be divided in two parts, 212 and 222000010, that added together give a palindrome (222000222).
The spelling of 212222000010 in words is "two hundred twelve billion, two hundred twenty-two million, ten", and thus it is an aban number.
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